"I Will Never Let You Down" is a song by English singer Rita Ora. Written and produced by Calvin Harris, the song was released as a single for digital download and streaming by Columbia and Roc Nation in various countries on 31 March 2014. The upbeat pop love song with dance and EDM influences opens with a hip hop beat and transitions into a disco and dance party. The singer conveys an empowering and optimistic message through her lyrics as she promises her love interest that she will never let him down. Upon its release, the song received critical acclaim from music critics, many of whom applauded the song's music, sound and lyrics as well as Ora's vocal delivery.

Rita Sahatçiu Ora is a British singer, songwriter, television personality, and actress. She rose to prominence in 2012 when she featured on DJ Fresh's single, "Hot Right Now", which reached number one on the UK Singles Chart. Her debut studio album, Ora (2012), debuted at number one on the UK Albums Chart and produced the number-one singles, "R.I.P." and "How We Do (Party)". Ora was the artist with the most number-one singles on the UK Singles Chart in 2012, with three singles reaching the top position.